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The words

nor have any been excavated

suggest that these are subterranean aqueducts, unlike the above-ground aqueducts of the Roman Empire. If so, the article should say so. Michael Hardy ( talk) 19:03, 11 November 2009 (UTC) reply

I landed here by searching for "how does a puquios work". Puquios can supposedly supply water for centuries ( reference), but after looking at them and reading this wiki article I still have no idea how they work, how they provide water for centuries, or why they are not working now.

Jeffrey Walton ( talk) 03:11, 11 May 2020 (UTC) reply